Steps to reproduce the issue

Install Joomla 4
INSTALL "Blog Sample Data"
Navigate to Components -> Smart Search -> Content Maps
Select all
Click Actions
Click unpublish - Note: 10 maps unpublished.
Select all
Click Actions
Click publish

Expected result

10 maps published

Actual result

Untranslated COM_FINDER_MAPS_N_ITEMS_FAILED_PUBLISHING error message and nothing published

Also note now clicking on a red X, I cannot publish one at a time either - same untranslated error